What is the postal code of Hai 'an, Rui 'an?

Hai 'an Town, Ruian City, Wenzhou City, Zhejiang Province: 325205

Ruian is a county-level city sponsored by Wenzhou City, Zhejiang Province, China, which is located in the middle section of the golden coastline of China, between the Shanghai Economic Zone and the Xiamen Golden Triangle, and belongs to the land of plenty in the south of the Yangtze River. Guo Moruo once wrote an inscription for Yuhailou, "Peach Blossom and Plum Blossom Tide".